CN101768392A - Polar modified polymer material - Google Patents
Polar modified polymer material Download PDFInfo
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- CN101768392A CN101768392A CN200810189837A CN200810189837A CN101768392A CN 101768392 A CN101768392 A CN 101768392A CN 200810189837 A CN200810189837 A CN 200810189837A CN 200810189837 A CN200810189837 A CN 200810189837A CN 101768392 A CN101768392 A CN 101768392A
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Abstract
The invention discloses a polar modified polymer material, which comprises the following raw materials in parts by weight: 40-100 parts of LLDPE (linear low-density polyethylene), 10-100 parts of polypropylene (PP), 5-20 parts of maleic anhydride grafted polyethylene, 10-40 parts of inorganic materials which are processed by silane coupling agent, 2-10 parts of toughening agent and 0.5 part of 1010 antioxidant. By adopting the maleic anhydride grafted polyethylene with polar groups, the product can have certain polarity, thus improving the surface coating property of the product; by adding the inorganic materials which are processed by the silane coupling agent, the inorganic materials are fully compatible with mixture of the LLDPE (linear low-density polyethylene) and the polypropylene, thus improving the hardness of the product; adding the toughening agent can improve the toughness of the product and the bonding strength with metal; and the polar modified polymer material of excellent anticorrosion performance, strong adhesion and good use technology is prepared.
Description
1, technical field
The present invention relates to a kind of polar modified polymer material, particularly a kind of preparation method who is used for the polar modified polymer material of metallic surface anticorrosion with painting processing.
2, background technology
Be used for the inner antiseptic matrix material of metallic conduit at present and mostly be polyethylene or polyacrylic formed material, they are to be main raw material with polyethylene (PE), polypropylene (PP) or both blends, add various auxiliary agents, the blend heating, extrude and make with forcing machine, have do not have smell, nontoxic, corrosion-resistant and good physical and mechanical properties, but sticking power is relatively poor, the coefficient of expansion is big, easy and metal matrix breaks away from, and most of matrix materials are suitable for extruding production technique, and are unwell to the coating processes condition from its technology and index.
3, summary of the invention
The objective of the invention is to obtain a kind of strong adhesion, shock-resistance is good, hardness is high, wear resistance is good, use good manufacturability, the polar modified polymer material of antiseptic property excellence.
The present invention adopts the mixture of LLDPE (linear low density polyethylene) and polypropylene (PP) as material of main part, add the maleic anhydride grafted polyethylene, inorganic materials, toughner, the oxidation inhibitor that have polar group through coupling agent treatment, with sticking power, hardness, the reduction coefficient of expansion that improves polymkeric substance, improve use properties.
Described inorganic materials is at least a in lime carbonate, quartz sand, white carbon black, the carborundum.
Described toughner is at least a among ethylene-acrylic acid second fat copolymer resins EEA, the ethylene-propylene acid resin EAA.
The present invention also provides metal matrix pipe fitting, the tubing that the antiseptic erosion resistance of a kind of described polar modified polymer material is strong, sanitary condition is good.
The present invention prepares the method for polar modified polymer material, comprises the following steps:
(1) with the mixture of linear low density polyethylene LLDPE and polypropylene (PP), maleic anhydride grafted polyethylene, through inorganic materials, toughner, oxidation inhibitor uniform mixing that silane coupling agent is handled, its ratio (parts by weight) is:
40～100 parts of LLDPE linear low density polyethylenes
10～100 parts of polypropylene (PP)
5～20 parts of maleic anhydride grafted polyethylenes
10～40 parts of the inorganic materials of handling through silane coupling agent
2～10 parts of toughner
0.5 part in 1010 oxidation inhibitor
The above-mentioned materials powdered mixture is put in the high-speed mixer mixed 10 minutes, promptly make masterbatch.
(2) above-mentioned masterbatch evenly being sprayed to temperature is 350～380 ℃ metal material surface, is cooled to 120～180 ℃ and be incubated 10～20 minutes then, and cooling at normal temperatures promptly gets a kind of erosion resistance is strong, sanitary condition is good pipe fitting, tubing again.
Embodiment:
Embodiment 1
100 parts of linear low density polyethylene LLDPE
50 parts of polypropylene (PP)
20 parts of maleic anhydride grafted polyethylenes
30 parts in the lime carbonate of handling through silane coupling agent
8 parts of ethylene-acrylic acid second fat copolymer resins EEA
0.5 part in 1010 oxidation inhibitor
(1) the lime carbonate 3kg, toughner ethylene-acrylic acid second fat copolymer resins EEA800g, the 1010 oxidation inhibitor 50g that take by weighing LLDPE linear low density polyethylene 10kg, polypropylene (PP) 5kg, maleic anhydride grafted polyethylene 2kg, handle through silane coupling agent, the powder of above-mentioned materials was mixed in high-speed mixer 10 minutes, obtain masterbatch.
(2) above-mentioned masterbatch evenly being sprayed to temperature is 350～380 ℃ metal material surface, is cooled to 120～180 ℃ and be incubated 10～20 minutes then, and cooling at normal temperatures promptly gets a kind of erosion resistance is strong, sanitary condition is good pipe fitting, tubing again.
Embodiment 2
100 parts of linear low density polyethylene LLDPE
50 parts of polypropylene (PP)
20 parts of maleic anhydride grafted polyethylenes
30 parts of the white carbon blacks of handling through silane coupling agent
8 parts of toughner ethylene-propylene acid resin EAA
0.5 part in 1010 oxidation inhibitor
(1) the white carbon black 3kg, toughner ethylene-propylene acid resin EAA 800g, the 1010 oxidation inhibitor 50g that take by weighing LLDPE linear low density polyethylene 10kg, polypropylene (PP) 5kg, maleic anhydride grafted polyethylene 2kg, handle through silane coupling agent, the powder of above-mentioned materials was mixed in high-speed mixer 10 minutes, obtain masterbatch.
(2) above-mentioned masterbatch evenly being sprayed to temperature is 350～380 ℃ metal material surface, is cooled to 120～180 ℃ and be incubated 10～20 minutes then, and cooling at normal temperatures promptly gets a kind of erosion resistance is strong, sanitary condition is good pipe fitting, tubing again.
Embodiment 3
100 parts of linear low density polyethylene LLDPE
50 parts of polypropylene (PP)
20 parts of maleic anhydride grafted polyethylenes
30 parts in the lime carbonate of handling through silane coupling agent
8 parts of toughner ethylene-propylene acid resin EAA
0.5 part in 1010 oxidation inhibitor
(1) the lime carbonate 3kg, toughner ethylene-propylene acid resin EAA 800g, the 1010 oxidation inhibitor 50g that take by weighing LLDPE linear low density polyethylene 10kg, polypropylene (PP) 5kg, maleic anhydride grafted polyethylene 2kg, handle through silane coupling agent, the powder of above-mentioned materials was mixed in high-speed mixer 10 minutes, obtain masterbatch.
(2) above-mentioned masterbatch evenly being sprayed to temperature is 350～380 ℃ metal material surface, is cooled to 120～180 ℃ and be incubated 10～20 minutes then, and cooling at normal temperatures promptly gets a kind of erosion resistance is strong, sanitary condition is good pipe fitting, tubing again.
Embodiment 4
100 parts of linear low density polyethylene LLDPE
50 parts of polypropylene (PP)
20 parts of maleic anhydride grafted polyethylenes
30 parts of the quartz sands of handling through silane coupling agent
8 parts of toughner ethylene-propylene acid resin EAA
0.5 part in 1010 oxidation inhibitor
(1) the quartz sand 3kg, toughner ethylene-propylene acid resin EAA 800g, the 1010 oxidation inhibitor 50g that take by weighing LLDPE linear low density polyethylene 10kg, polypropylene (PP) 5kg, maleic anhydride grafted polyethylene 2kg, handle through silane coupling agent, the powder of above-mentioned materials was mixed in high-speed mixer 10 minutes, obtain masterbatch.
(2) above-mentioned masterbatch evenly being sprayed to temperature is 350～380 ℃ metal material surface, is cooled to 120～180 ℃ and be incubated 10～20 minutes then, and cooling at normal temperatures promptly gets a kind of erosion resistance is strong, sanitary condition is good pipe fitting, tubing again.
Be used for metal spraying rot-resistant polar modified polyethylene with what the inventive method made, the antiseptic property excellence, strong adhesion uses technology good, is a kind of environment-friendly material.The bonding strength of the pipe fitting that makes with aforesaid method, tubing compound coating and metal matrix reaches 180～270N/cm after tested
2
Claims (5)
1. polar modified polymer material, it is characterized in that, the weight part of raw material consists of: 40～100 parts of LLDPE linear low density polyethylenes, 10～100 parts of polypropylene (PP), 5～20 parts of maleic anhydride grafted polyethylenes, 10～40 parts of the inorganic materials of handling through silane coupling agent, 2～10 parts of toughner, 0.5 part in 1010 oxidation inhibitor.
2. polar modified polymer material according to claim 1 is characterized in that: described inorganic materials is at least a in lime carbonate, quartz sand, white carbon black, the carborundum.
3. polar modified polymer material according to claim 1 is characterized in that: described toughner is at least a among ethylene-acrylic acid second fat copolymer resins EEA, the ethylene-propylene acid resin EAA.
4. metal matrix pipe fitting, tubing that erosion resistance is strong, sanitary condition is good by the preparation of the described polar modified polymer material of claim 1.
5. the preparation method of spray mo(u)lding product as claimed in claim 4 is characterized in that:
(1) 2～10 parts of 10～40 parts of inorganic materials, toughner, 1010 oxidation inhibitor of get 40～100 parts of LLDPE linear low density polyethylenes, 10～100 parts of polypropylene (PP), 5～20 parts of maleic anhydride grafted polyethylenes, handling through silane coupling agent mixed 10 minutes in high-speed mixer for 0.5 part, promptly made masterbatch.
(2) above-mentioned masterbatch evenly being sprayed to temperature is 350～380 ℃ metal material surface, is cooled to 120～180 ℃ and be incubated 10～20 minutes then, and cooling at normal temperatures promptly gets a kind of erosion resistance is strong, sanitary condition is good pipe fitting, tubing again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810189837A CN101768392A (en) | 2008-12-30 | 2008-12-30 | Polar modified polymer material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810189837A CN101768392A (en) | 2008-12-30 | 2008-12-30 | Polar modified polymer material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101768392A true CN101768392A (en) | 2010-07-07 |
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| CN200810189837A Pending CN101768392A (en) | 2008-12-30 | 2008-12-30 | Polar modified polymer material |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739897A (en) * | 2014-01-13 | 2014-04-23 | 四川隆盛科发实业有限公司 | High-proportion rubber and preparation method thereof |
| CN103756088A (en) * | 2013-12-26 | 2014-04-30 | 宁波波尔管业开发有限公司 | High-temperature, temperature-resisting and wear-resisting polyethylene pipe |
| CN106085021A (en) * | 2016-07-21 | 2016-11-09 | 谭国权 | Alloy-type coating material and preparation method thereof |
| CN106366401A (en) * | 2016-08-26 | 2017-02-01 | 安徽永高塑业发展有限公司 | High-strength high-toughness polyethylene compound and preparation method thereof |
| CN109439218A (en) * | 2018-11-09 | 2019-03-08 | 潍坊市宇虹防水材料(集团)有限公司 | Polar sheet material of a kind of raising macromolecule coiled material surface and preparation method thereof |
| CN109776912A (en) * | 2018-12-25 | 2019-05-21 | 浙江瑞堂塑料科技股份有限公司 | A kind of sprayable composite polyethylene material of high attachment and preparation method thereof |
| CN112552577A (en) * | 2020-12-15 | 2021-03-26 | 石家庄育才药用包装材料股份有限公司 | Polyethylene medicinal package |
| CN113698704A (en) * | 2021-09-14 | 2021-11-26 | 广东普赛夫聚合物有限公司 | Extinction master batch for PP (polypropylene) film and preparation method thereof |
-
2008
- 2008-12-30 CN CN200810189837A patent/CN101768392A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103756088A (en) * | 2013-12-26 | 2014-04-30 | 宁波波尔管业开发有限公司 | High-temperature, temperature-resisting and wear-resisting polyethylene pipe |
| CN103756088B (en) * | 2013-12-26 | 2016-09-07 | 宁波波尔管业开发有限公司 | The polyvinyl piping materials of high intensity heat-resistant, wear-resistant |
| CN103739897A (en) * | 2014-01-13 | 2014-04-23 | 四川隆盛科发实业有限公司 | High-proportion rubber and preparation method thereof |
| CN103739897B (en) * | 2014-01-13 | 2016-03-16 | 四川隆盛科发实业有限公司 | A kind of High-proportion rubber and preparation method thereof |
| CN106085021A (en) * | 2016-07-21 | 2016-11-09 | 谭国权 | Alloy-type coating material and preparation method thereof |
| CN106085021B (en) * | 2016-07-21 | 2018-02-06 | 谭国权 | Alloy-type coating material and preparation method thereof |
| CN106366401A (en) * | 2016-08-26 | 2017-02-01 | 安徽永高塑业发展有限公司 | High-strength high-toughness polyethylene compound and preparation method thereof |
| CN109439218A (en) * | 2018-11-09 | 2019-03-08 | 潍坊市宇虹防水材料(集团)有限公司 | Polar sheet material of a kind of raising macromolecule coiled material surface and preparation method thereof |
| CN109776912A (en) * | 2018-12-25 | 2019-05-21 | 浙江瑞堂塑料科技股份有限公司 | A kind of sprayable composite polyethylene material of high attachment and preparation method thereof |
| CN112552577A (en) * | 2020-12-15 | 2021-03-26 | 石家庄育才药用包装材料股份有限公司 | Polyethylene medicinal package |
| CN112552577B (en) * | 2020-12-15 | 2022-06-17 | 石家庄育才药用包装材料股份有限公司 | Polyethylene medicinal package |
| CN113698704A (en) * | 2021-09-14 | 2021-11-26 | 广东普赛夫聚合物有限公司 | Extinction master batch for PP (polypropylene) film and preparation method thereof |
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Open date: 20100707 |